The Esparragalejo Dam was a Roman multiple arch buttress dam at Esparragalejo, Badajoz province, Extremadura, Spain. Dating to the 1st century AD, it is the earliest known dam of its kind.
- Arenillas, Miguel; Castillo, Juan C. (2003), "Dams from the Roman Era in Spain. Analysis of Design Forms (with Appendix)", 1st International Congress on Construction History [20th–24th January] (Madrid)
- James, Patrick; Chanson, Hubert (2002), "Historical Development of Arch Dams. From Roman Arch Dams to Modern Concrete Designs", Australian Civil Engineering Transactions CE43: 39–56
- Schnitter, Niklaus (1978), "Römische Talsperren", Antike Welt 8 (2): 25–32
- Schnitter, Niklaus (1987), "Die Entwicklungsgeschichte der Pfeilerstaumauer", in Garbrecht, Günther, Historische Talsperren, Stuttgart: Verlag Konrad Wittwer, pp. 57–74, ISBN 3-87919-145-X